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    SubjectRe: [rfc] aio-core for 2.5.29 (Re: async-io API registration for2.5.29)
    Linus Torvalds wrote:

    > The only thing that I think makes it less than wonderful is really the
    > fact that we cannot give an accurate measure for it. We can _say_ that
    > what we count in microseconds, but it might turn out that instead of the
    > perfect 1000000 ticks a second ther would really be 983671 ticks.

    Would there be any benefit to using processor timestamps (rdtsc and friends) for
    this if they are available? I don't know the complexities of the interaction
    with power management, that might make it infeasable.


    Chris Friesen | MailStop: 043/33/F10
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